11871959320

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{1756207}}^1$

素因数の和:1756244

約数の個数: 48

約数和(自身を含む): 28924745760

約数和(自身を除く): 17052786440

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 169, 260, 338, 520, 676, 845, 1352, 1690, 3380, 6760, 1756207, 3512414, 7024828, 8781035, 14049656, 17562070, 22830691, 35124140, 45661382, 70248280, 91322764, 114153455, 182645528, 228306910, 296798983, 456613820, 593597966, 913227640, 1187195932, 1483994915, 2374391864, 2967989830, 5935979660, 11871959320]

約数ペア:

[(1, 11871959320), (2, 5935979660), (4, 2967989830), (5, 2374391864), (8, 1483994915), (10, 1187195932), (13, 913227640), (20, 593597966), (26, 456613820), (40, 296798983), (52, 228306910), (65, 182645528), (104, 114153455), (130, 91322764), (169, 70248280), (260, 45661382), (338, 35124140), (520, 22830691), (676, 17562070), (845, 14049656), (1352, 8781035), (1690, 7024828), (3380, 3512414), (6760, 1756207)]